import { request } from "../../request/index.js"
import regeneratorRuntime from '../../lib/runtime/runtime'
Page({

  /**
   * 页面的初始数据
   */
  data: {
    tabs: [
      {
        id: 0,
        value: "综合",
        isActive: true
      },
      {
        id: 1,
        value: "销量",
        isActive: false
      },
      {
        id: 2,
        value: "价格",
        isActive: false
      }
    ],
    goodsList:[]
  },

  QueryParams:{
    query:"",
    cid:"",
    pagenum:1,
    pagesize:10
  },

  totalPages:1,
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    this.QueryParams.cid=options.cid||""
    this.QueryParams.query=options.query||""
    this.getGoodsList()
  },
  handletabsItemChange(e) {
    let { index } = e.detail

    let { tabs } = this.data

    tabs.forEach((v, i) => i === index ? v.isActive = true : v.isActive = false)

    this.setData({
      tabs
    })

  },
  async getGoodsList(){
     const res=await request({
       url:"/goods/search",
       data:this.QueryParams
     })

     const total=res.total

     this.totalPages=Math.ceil(total/this.QueryParams.pagesize)

     this.setData({
      goodsList:[...this.data.goodsList,...res.goods]
     })

     wx.stopPullDownRefresh()
  },

  onReachBottom(){
    if(this.QueryParams.pagenum>=this.totalPages){
      console.log(222);
      wx.showToast({
        title: '没有下一页数据了'  
      }); 
    }else{
      this.QueryParams.pagenum++
      this.getGoodsList()
    }
    
  },
  onPullDownRefresh(){
    this.setData({
      goodsList:[]
    })

    this.QueryParams.pagenum=1

    this.getGoodsList()
    
  }
  


})